There were no vampires of note in Western literature until about the 18th century. But they tell us where we park our anxieties, whether its over-powerful women, death or damnation. We make our own monsters.
I don't think you can sing about certain things when you're a teen-ager or in your early 20s, because you haven't lived long enough. So I think living gives you character and that comes out in your voice.